Initial pass at https client

lib/https.js

@@ -20,3 +20,42 @@ exports.Server = Server;
 exports.createServer = function(opts, requestListener) {
   return new Server(opts, requestListener);
 };
+
+
+// HTTPS agents.
+var agents = {};
+
+function Agent(options) {
+  http.Agent.call(this, options.host, options.port);
+
+  this.options = options;
+}
+inherits(Agent, http.Agent);
+
+
+Agent.prototype._getConnection = function(host, port, cb) {
+  var s = tls.connect(port, host, this.options, function() {
+    // do other checks here?
+    if (cb) cb();
+  });
+
+  return s;
+};
+
+
+function getAgent(options) {
+  var id = options.host + ':' + options.port;
+  var agent = agents[id];
+
+  if (!agent) {
+    agent = agents[id] = new Agent(options);
+  }
+
+  return agent;
+}
+
+
+exports.request = function(options, cb) {
+  var agent = getAgent(options);
+  return http._requestFromAgent(agent, options, cb);
+};